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经营范围
发明名称
Improvements in or relating to miners' and like electric battery lamps
摘要
申请公布号
GB423550(A)
申请公布日期
1935.02.04
申请号
GB19340011633
申请日期
1934.04.18
申请人
ALBERT GEORGE GULLIFORD;CLEMENT GORDON YOULE;SYDNEY BLAKEY
发明人
分类号
F21L4/00
主分类号
F21L4/00
代理机构
代理人
主权项
地址
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